Cita APA (7a ed.)

Wolfe, A., & Helman, A. (1998). Northwest animal babies. Sasquatch Books.

Cita Chicago Style (17a ed.)

Wolfe, Art, y Andrea Helman. Northwest Animal Babies. Seattle: Sasquatch Books, 1998.

Cita MLA (8a ed.)

Wolfe, Art, y Andrea Helman. Northwest Animal Babies. Sasquatch Books, 1998.

Precaución: Estas citas no son 100% exactas.